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Publisher
- Agriculture Department302
- Plant Industry Bureau278
- Animal Industry Bureau158
- Agricultural Economics Bureau135
- Chemistry and Soils Bureau79
- Weather Bureau55
- Dairy Industry Bureau34
- Home Economics Bureau27
- Biological Survey Bureau24
- Soil Conservation Service22
- Forest Service21
- Entomology Bureau19
- Entomology and Plant Quarantine Bureau13
- Information Office7
- Agricultural Adjustment Administration5
- Experiment Stations Office5
- Plant Quarantine Bureau5
- Agricultural Chemistry and Engineering Bureau4
- Agricultural Engineering Bureau4
- Food and Drug Administration4